21161932

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1950

約数の個数: 36

約数和(自身を含む): 42498288

約数和(自身を除く): 21336356

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 506, 1012, 1901, 2783, 3802, 5566, 7604, 11132, 20911, 41822, 43723, 83644, 87446, 174892, 230021, 460042, 480953, 920084, 961906, 1923812, 5290483, 10580966, 21161932]

約数ペア:

[(1, 21161932), (2, 10580966), (4, 5290483), (11, 1923812), (22, 961906), (23, 920084), (44, 480953), (46, 460042), (92, 230021), (121, 174892), (242, 87446), (253, 83644), (484, 43723), (506, 41822), (1012, 20911), (1901, 11132), (2783, 7604), (3802, 5566)]